RIGHT AIR BAG MALFUNCTION ERROR AND CHECK ENGINE LIGHT FOR CRANK CASE. THIS IS A VERY COMMON PROBLEM THAT MERCEDES EXPLAINED TO ME AND ALSO TOLD ME TO CHECK BACK FOR RECALLS BECAUSE THEIR VNI SYSTEM WILL PROBABLY SHOW ONE
2014 mercedes-benz CLA-Class electrical problems
severe 43 complaints filed with NHTSA · avg repair $850
Complaints
43
Recalls
0
Crashes
1
Avg fix
$850
What owners are reporting 7 most recent
AIR BAGS: FRONTAL- SOUNDS LIKE THE AIRBAG LOCK SPRING IS BROKEN FOR NO REASON. I CAN HEAR THE CLICK WHEN I TURN. THE DIGITAL DASH READS "FRONT LEFT MALFUNCTION" AND WON'Y GO AWAY NO MATTER WHAT I PUSH. IT ALSO HAS AN ELECTRICAL SYSTEM: STARTER ASSEMBLY ISSUE- THE ENGINE OR TRANSMISSION WON'T TURN OVER A LOT DUE TO IT. MY CAR ONLY HAD 40K MILES.
BOUGHT BRAND NEW CLA250 A YEAR AGO AND DRIVING LAST WEEK ON THE HIGH WAY AND "INOPERATIVE MODE" WENT ON AND YOU LOSE ALL ACCELERATION POWER. AFTER I PULLED OVER FINALLY RESTARTING THE CAR A FEW TIMES I REGAINED ACCELERATION. CURRENTLY AT DEALER BEING ASSESSED
TL* THE CONTACT OWNS A 2014 MERCEDES BENZ CLA250. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 30 MPH, THE PRE SAFE FUNCTION UNAVAILABLE WARNING LIGHT ILLUMINATED AND THE VEHICLE STALLED. THE VEHICLE WAS ABLE TO BE RESTARTED. THE FAILURE RECURRED TWICE. THE VEHICLE WAS TAKEN TO A DEALER, WHO UPDATED THE COMPUTER SYSTEM BUT THE FAILURE PERSISTED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE.…
MY SON HAD TO BE CUT OUT OF THE SEAT BACK BECAUSE IT WAS TOO TIGHT AND WRAPPED AROUND HIM. THE SEATBELT STRAP WAS LOCKED AND WOULD NOT EXTEND OUT AT ALL TO LOOSEN FOR EXTRA LENGTH ON THE STRAP. THE SEATBELT STRAP WAS SO TIGHT MY SONS STOMACH WAS WAS CINCHED TO THE POINT WHERE HE COULDN'T BREATH. I'M NOT SURE WHY THE SUSPENSION ON THE STRAP WAS LOCKED EVERY OTHER SEATBELT HAD EXTENDED STRAP. THIS W…
WHILE TRAVELING AT 50MPH DOWN A BUSY STREET DURING MY MORNING RUSH HOUR COMMUTE, THE VEHICLE CUT OFF ALL POWER AND WENT INTO "PRE-SAFE MODE" WHICH IS COMMONLY KNOWN AS "LIMP HOME MODE." WHEN THIS HAPPENS, THE DRIVER HAS NO ABILITY TO ACCELERATE AND IF THE DRIVER IS UNABLE TO PULL OVER IN A SAFE AREA, PUTS THEM AT EXTREMELY HIGH RISK OF SERIOUS ACCIDENT. THIS IS A COMMON PROBLEM WITH MANY MERCEDE…
WHAT IS THE PROBLEM-PRE SAFE MALFUNCTION ERROR WHEN DOES IT HAPPEN-WHILE DRIVING IS IT PREDICTABLE-NO IS IT SAFE-NO WHY-THE CAR SUDDENLY LOSES ACCELERATION ,WHEN THE PRE-SAFE ERROR COMES ON. SCENARIO-DRIVING A CLA 250 AT 60 MPH ON A MOTORWAY ON A QUIET ROAD IN FRONT OF A TRUCK.... PRE-SAFE MALFUNCTION KICKS IN THE CAR SLOWS DOWN AND LOSES ACCLN. THE TRUCK DRIVER CANNOT PREDICT THIS BEHAVIO…
Common questions
How serious is the electrical problem on the 2014 mercedes-benz CLA-Class?
It's a meaningful issue. 43 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $850.
At what mileage does the electrical typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to electrical?
No active recalls currently cover electrical issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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